Air conditioner



FIG. 1 is a front, bottom and right side perspective view of an air conditioner showing our new design, with the louvers in opened position;

FIG. 2 is a front elevational view thereof with the louvers in closed position;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof with the louvers in closed position;

FIG. 5 is a rear elevation view thereof with the louvers in closed position; and,

FIG. 6 is a right side elevational view thereof, with the louvers in closed position, the opposite side being a mirror image of that shown. 

The ornamental design for an air conditioner, as shown and described. 